Use-after-free vulnerability in mg_http_free_proto_data_cgi function allows for remote code execution

CVE-2018-20355 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

An invalid write of 8 bytes due to a use-after-free vulnerability in the mg_http_free_proto_data_cgi function call in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution.

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